You'll love this outstanding compilation of 200 medium Sudoku puzzles in a handy, travel size format with two puzzles per page. It's ideal for children right through to adult The book is a high quality paperback - far better quality than you normally see in a normal magazine or newspaper puzzle publications The paper is so good a quality that you will not rub holes in in when you erase your notations! Neither will your ink will not bleed through the paper! Easy to read print with plenty of space for working on your puzzles. Solutions to every puzzle are included at the back of the book. Handy size - easy to hold or put in your carry on bag and take with you on your flights and cruise and or beach. Why don't you exercise your brain with the power of logic Sudoku puzzles.An summer vacation gift. Why not buy one now for every member of your family - we have editions for all levels of capability?